GB1485189A - Apparatus for controlling the transfer of data between the central memory and the peripheral units of a data-processing system - Google Patents
Apparatus for controlling the transfer of data between the central memory and the peripheral units of a data-processing systemInfo
- Publication number
- GB1485189A GB1485189A GB417475A GB417475A GB1485189A GB 1485189 A GB1485189 A GB 1485189A GB 417475 A GB417475 A GB 417475A GB 417475 A GB417475 A GB 417475A GB 1485189 A GB1485189 A GB 1485189A
- Authority
- GB
- United Kingdom
- Prior art keywords
- channel
- program
- data
- input
- logic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/10—Program control for peripheral devices
- G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
- G06F13/122—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware performs an I/O function other than control of data transfer
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer And Data Communications (AREA)
- Communication Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7403488A FR2289003A1 (fr) | 1974-02-01 | 1974-02-01 | Dispositif de commande de transferts de donnees entre la memoire centrale et les unites peripheriques d'un systeme informatique |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1485189A true GB1485189A (en) | 1977-09-08 |
Family
ID=9134378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB417475A Expired GB1485189A (en) | 1974-02-01 | 1975-01-30 | Apparatus for controlling the transfer of data between the central memory and the peripheral units of a data-processing system |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS6022380B2 (el) |
DE (1) | DE2503891C2 (el) |
FR (1) | FR2289003A1 (el) |
GB (1) | GB1485189A (el) |
IT (1) | IT1031322B (el) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3048417A1 (de) * | 1980-12-22 | 1982-07-08 | Computer Gesellschaft Konstanz Mbh, 7750 Konstanz | Datenverarbeitungsanlage |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3550133A (en) * | 1964-04-06 | 1970-12-22 | Ibm | Automatic channel apparatus |
NL164143C (nl) * | 1965-09-10 | Ibm | Gegevensverwerkend systeem met variabele prioriteiten. | |
GB1173356A (en) * | 1966-05-25 | 1969-12-10 | Gen Electric | Apparatus for handling data records in a computer system |
US3559187A (en) * | 1968-11-13 | 1971-01-26 | Gen Electric | Input/output controller with linked data control words |
US3639909A (en) * | 1970-01-26 | 1972-02-01 | Burroughs Corp | Multichannel input/output control with automatic channel selection |
-
1974
- 1974-02-01 FR FR7403488A patent/FR2289003A1/fr active Granted
-
1975
- 1975-01-30 DE DE19752503891 patent/DE2503891C2/de not_active Expired
- 1975-01-30 GB GB417475A patent/GB1485189A/en not_active Expired
- 1975-01-31 IT IT1979075A patent/IT1031322B/it active
- 1975-01-31 JP JP50012626A patent/JPS6022380B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1031322B (it) | 1979-04-30 |
JPS6022380B2 (ja) | 1985-06-01 |
FR2289003B1 (el) | 1977-09-16 |
JPS50125644A (el) | 1975-10-02 |
DE2503891A1 (de) | 1975-08-07 |
DE2503891C2 (de) | 1985-03-21 |
FR2289003A1 (fr) | 1976-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19950129 |